DP Chemistry (last assessment 2024)
Question 23M.2.HL.TZ1.1ai
| Date | May 2023 | Marks available | [Maximum mark: 2] | Reference code | 23M.2.HL.TZ1.1ai |
| Level | HL | Paper | 2 | Time zone | TZ1 |
| Command term | Deduce | Question number | i | Adapted from | N/A |
i.
[Maximum mark: 2]
23M.2.HL.TZ1.1ai
(i)
Deduce the ionic equation, including state symbols, for the reaction of hydrogen chloride gas with water.
[2]
Markscheme
H2O (l) + HCl (g) → Cl− (aq) + H3O+ (aq) ✓✓
One for the equation and one for the state symbols.
Do not accept H2O (l) + H+(g)→ H3O+(aq)
Do not accept equilibrium sign.
